我自己的切法:
用的工具---
http://image.photoloft.com/opx-bin/...,512,384,FFFFFF
切割中---
http://image.photoloft.com/opx-bin/...,512,384,FFFFFF
研磨前---
http://image.photoloft.com/opx-bin/...,512,384,FFFFFF
研磨後---
http://image.photoloft.com/opx-bin/...,512,384,FFFFFF

總共花費的時間大概20分鐘左右吧,線鋸條要拉緊再鋸.